.about-section {
  position: relative;
  padding: 4rem 0;
  overflow: hidden;
}

.about-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(11, 44, 95, 0.12), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(42, 107, 179, 0.14), transparent 60%),
    radial-gradient(circle at 60% 80%, rgba(15, 23, 42, 0.08), transparent 50%);
  pointer-events: none;
}

.about-inner {
  position: relative;
  z-index: 1;
  padding: 0 2.5rem;
}

.about-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.75rem;
  align-items: center;
}

.about-logo-wrap {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 1rem;
}

.about-logo {
  width: 46px;
  height: 46px;
  opacity: 0.35;
}

.about-copy h2 {
  margin-bottom: 1rem;
}

.about-copy p {
  font-size: 1.05rem;
  color: rgba(15, 23, 42, 0.75);
}

.about-principles {
  margin: 1.5rem 0 0;
  padding-left: 1.2rem;
  color: rgba(15, 23, 42, 0.8);
}

.about-principles li {
  margin-bottom: 0.6rem;
}

.about-visual {
  position: relative;
}

.quote-stack {
  display: grid;
  gap: 1rem;
}

.quote-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.quote-card span {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: rgba(15, 23, 42, 0.6);
}

.quote-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 48px rgba(15, 23, 42, 0.12);
}

.quote-card--neutral {
  background: rgba(15, 23, 42, 0.05);
}

.about-image {
  margin-top: 1rem;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 24px 40px rgba(15, 23, 42, 0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.85;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2.2rem;
}

.feature-card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 16px;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 36px rgba(15, 23, 42, 0.12);
}

.feature-icon {
  display: inline-flex;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  background: rgba(11, 44, 95, 0.1);
  color: #0b2c5f;
  margin-bottom: 1rem;
}

.feature-icon svg {
  width: 20px;
  height: 20px;
}

.about-steps {
  margin-top: 2.2rem;
}

.about-steps h3 {
  margin-bottom: 1rem;
}

.mc-chart-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.mc-chart-modal.is-open {
  display: flex;
}

.mc-chart-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.6);
}

.mc-chart-modal__dialog {
  position: relative;
  z-index: 1;
  background: #fff;
  border-radius: 1rem;
  width: min(92vw, 720px);
  padding: 1.5rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.mc-chart-modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
  color: rgba(15, 23, 42, 0.7);
}

.mc-chart-modal__content {
  display: grid;
  gap: 1rem;
}

.mc-chart-modal__title {
  margin: 0;
}

.mc-chart-modal__content svg {
  width: 100%;
  height: auto;
}

.about-timeline {
  display: grid;
  gap: 0.75rem;
  padding-left: 1.2rem;
  color: rgba(15, 23, 42, 0.75);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .about-hero {
    grid-template-columns: 1fr;
  }

  .about-visual {
    margin-top: 1rem;
  }
}

@media (max-width: 736px) {
  .about-inner {
    padding: 0 1.5rem;
  }

  .quote-stack {
    grid-template-columns: 1fr;
  }

  .about-features,
  .about-steps {
    margin-top: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .quote-card,
  .feature-card {
    transition: none;
  }
}